Bottom portion of a shoe outsole



FIG. 1 is a bottom plan view of a bottom portion of a shoe outsole showing my new design;

FIG. 2 is a profile view taken along line 2--2 of FIG. 1.;

FIG. 3 is a profile view taken along line 3--3 of FIG. 1; and,

FIG. 4 is a perspective view of the bottom portion of a shoe outsole of FIG. 1.

The broken line showing of a shoe upper and shoe sole periphery is for illustrative purposes and forms no part of the claimed design. 

The ornamental design for a bottom portion of a shoe outsole, as shown and described. 